20379951

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{39727}}^1$

素因数の和:39755

約数の個数: 16

約数和(自身を含む): 31782400

約数和(自身を除く): 11402449

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 39727, 119181, 357543, 754813, 1072629, 2264439, 6793317, 20379951]

約数ペア:

[(1, 20379951), (3, 6793317), (9, 2264439), (19, 1072629), (27, 754813), (57, 357543), (171, 119181), (513, 39727)]